31508344

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1439}}^1$

素因数の和:1492

約数の個数: 64

約数和(自身を含む): 74649600

約数和(自身を除く): 43141256

約数列:

[1, 2, 4, 7, 8, 14, 17, 23, 28, 34, 46, 56, 68, 92, 119, 136, 161, 184, 238, 322, 391, 476, 644, 782, 952, 1288, 1439, 1564, 2737, 2878, 3128, 5474, 5756, 10073, 10948, 11512, 20146, 21896, 24463, 33097, 40292, 48926, 66194, 80584, 97852, 132388, 171241, 195704, 231679, 264776, 342482, 463358, 562649, 684964, 926716, 1125298, 1369928, 1853432, 2250596, 3938543, 4501192, 7877086, 15754172, 31508344]

約数ペア:

[(1, 31508344), (2, 15754172), (4, 7877086), (7, 4501192), (8, 3938543), (14, 2250596), (17, 1853432), (23, 1369928), (28, 1125298), (34, 926716), (46, 684964), (56, 562649), (68, 463358), (92, 342482), (119, 264776), (136, 231679), (161, 195704), (184, 171241), (238, 132388), (322, 97852), (391, 80584), (476, 66194), (644, 48926), (782, 40292), (952, 33097), (1288, 24463), (1439, 21896), (1564, 20146), (2737, 11512), (2878, 10948), (3128, 10073), (5474, 5756)]